Re: [PATCH 1/7] drm/i915: Replace kmap() with kmap_local_page()
From: Christoph Hellwig
Date: Mon Dec 13 2021 - 04:04:14 EST
On Fri, Dec 10, 2021 at 03:23:58PM -0800, ira.weiny@xxxxxxxxx wrote:
> - vaddr = kmap(page);
> + vaddr = kmap_local_page(page);
> memcpy(vaddr, data, len);
> - kunmap(page);
> + kunmap_local(vaddr);
memcpy_to_page?